<!--********************************************************************
* Copyright© 2000 - 2025 SuperMap Software Co.Ltd. All rights reserved.
*********************************************************************-->
<!--********************************************************************
* 该示例需要引入
* Mapv (https://github.com/huiyan-fe/mapv)
*********************************************************************-->
<!DOCTYPE html>
<html>
    <head>
        <meta charset="UTF-8" />
        <title data-i18n="resources.title_mapVLayerHoneycomb"></title>
        <script type="text/javascript" src="../js/include-web.js"></script>
    </head>
    <body style=" margin: 0;overflow: hidden;background: #fff;width: 100%;height:100%;position: absolute;top: 0;">
        <div id="map" style="margin:0 auto;width: 100%;height: 100%"></div>
        <script type="text/javascript" include="mapv" src="../../dist/leaflet/include-leaflet.js"></script>
        <script type="text/javascript">
            var map = L.map('map', {
                center: [32, 109],
                zoom: 5
            });
            var host = window.isLocal ? window.server : 'https://iserver.supermap.io';
            var url = host + '/iserver/services/map-china/rest/maps/ChinaDark';

            new L.supermap.TiledMapLayer(url).addTo(map);

            loadData();

            function loadData() {
                var randomCount = 1000;

                var data = [];

                var citys = [
                    '北京',
                    '天津',
                    '上海',
                    '重庆',
                    '石家庄',
                    '太原',
                    '呼和浩特',
                    '哈尔滨',
                    '长春',
                    '沈阳',
                    '济南',
                    '南京',
                    '合肥',
                    '杭州',
                    '南昌',
                    '福州',
                    '郑州',
                    '武汉',
                    '长沙',
                    '广州',
                    '南宁',
                    '西安',
                    '银川',
                    '兰州',
                    '西宁',
                    '乌鲁木齐',
                    '成都',
                    '贵阳',
                    '昆明',
                    '拉萨',
                    '海口'
                ];

                // 构造数据
                while (randomCount--) {
                    var cityCenter = mapv.utilCityCenter.getCenterByCityName(
                        citys[parseInt(Math.random() * citys.length)]
                    );
                    data.push({
                        geometry: {
                            type: 'Point',
                            coordinates: [
                                cityCenter.lng - 2 + Math.random() * 4,
                                cityCenter.lat - 2 + Math.random() * 4
                            ]
                        },
                        count: 30 * Math.random()
                    });
                }

                var dataSet = new mapv.DataSet(data);

                var options = {
                    fillStyle: 'rgba(55, 50, 250, 0.8)',
                    shadowColor: 'rgba(255, 250, 50, 1)',
                    shadowBlur: 20,
                    max: 100,
                    size: 50,
                    unit: 'px', // unit可选值['px', 'm']，默认值为'px'
                    label: {
                        show: true,
                        fillStyle: 'white'
                    },
                    globalAlpha: 0.5,
                    gradient: { 0.25: 'rgb(0,0,255)', 0.55: 'rgb(0,255,0)', 0.85: 'yellow', 1.0: 'rgb(255,0,0)' },
                    draw: 'honeycomb'
                };

                //创建MapV图层
                new L.supermap.MapVLayer(dataSet, options).addTo(map);
            }
        </script>
    </body>
</html>
